Osananajimi

Osananajimi (幼馴染 Childhood friend) is an opening song of K2 sung by Zenza Girls. The song is sung by 4 variating understudies.

Members
Following Members may perform the song
 * 154.5th Generation

Lyrics

 * -|Romaji=
 * -|English=
 * -|Kanji&Kana=
 * -|Character parts=